Consider the matrix equation. Need the Answer ASAP in 2 mins will be marked brainiest for correct answer! −
3
[
8
−
4
]
=
[
x
12
]
What is the value of
x
?

−
24
negative 24

−
5
negative 5

5
5

24

Find the arc length parameter along the given curve from the point where tequals=0 by evaluating the integral s(t)equals=integral from 0 to t startabsolutevalue bold v left parenthesis tau right parenthesis endabsolutevalue d tau∫0tv(τ) dτ. then find the length of the indicated portion of the curve r(t)equals=1010cosine tcost iplus+1010sine tsint jplus+88t k, where 0less than or equals≤tless than or equals≤startfraction pi over 3 endfraction π 3.

Name the most appropriate metric unit for each measurement

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